Description
Bronze Dual Plate Check Valve
1. Body: Bronze, Aluminium Bronze(C95800, C95500, C95200)
2. Plate: Bronze, Aluminium Bronze(C95800, C95500, C95200)
3. Stop Pin: Bronze, Aluminium Bronze(C95800, C95500, C95200)
4. Back Spring: Inconel
5. Hinge Pin: Bronze, Aluminium Bronze(C95800, C95500, C95200)
6. Eyebolt: Bronze, Aluminium Bronze(C95800, C95500, C95200)
Nominal Size: DN50 to DN600
Nominal Pressure: Class150 to Class900
Design and Manufacture Standard: API 6D, API 608, BS5351
Face to Face Dimension: ANSI B16.10, API 6D
Flanged End Connection: ANSI B16.5
Buttweld End: ANSI B16.25
Inspection and Test: API 598, API 6D
Dimensions Unit: mm
Class150
| DN | L | D | d | D1 |
| 50 | 60 | 103 | 51 | 56 |
| 65 | 67 | 122 | 65 | 73 |
| 80 | 73 | 135 | 80 | 88 |
| 100 | 73 | 173 | 102 | 108 |
| 150 | 98 | 220 | 152 | 160 |
| 200 | 127 | 277 | 203 | 210 |
| 250 | 146 | 337 | 254 | 266 |
| 300 | 181 | 407 | 305 | 310 |
| 350 | 184 | 448 | 350 | 355 |
| 400 | 191 | 512 | 400 | 405 |
| 450 | 203 | 547 | 450 | 455 |
| 500 | 219 | 604 | 500 | 505 |
| 600 | 222 | 715 | 600 | 605 |
